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| Phone | Motorola EM330 / EM28 | Samsung Galaxy Ring / Prevail 2 | Motorola W315 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
1.8" diag. 4 : 3 |
4" diag. 5 : 3 |
? |
| Display Resolution & Type |
128 x 160 pixels (~114 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
| Display Refresh | ? | 60 Hz | ? |
| Battery | 940 mAh | 1,750 mAh | 880 mAh |
| Processor | ? | 1.4 GHz Qualcomm Snapdragon S2 MSM8655 | ? |
| RAM | ? | 1 GB | ? |
| Storage | ? raw hardware | 4 GB | ? raw hardware |
| Main Camera | 1 megapixel | 5 megapixel | - |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | ? | 720p HD | - |
| Front Camera | - | 1 megapixel | - |
| Weight |
3.17 oz (90g) |
3.4 oz (96g) |
3.53 oz (100g) |
| Dimensions |
3.71" x 1.95" x 0.68" (94 x 50 x 17.4 mm) |
4.83" x 2.48" x 0.47" (123 x 63 x 11.9 mm) |
3.48" x 1.97" x 0.89" (88 x 50 x 22.6 mm) |
| Form Factor | Clamshell | Slab | Clamshell |
| Platform / OS | (proprietary) | Android | (proprietary) |
| Network Bands |
GSM: 850, 1800, 1900 |
CDMA: 800, 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | EDGE | EVDO rA | 1xRTT |
| Features | |||
| GPS / Location | - | n/a | Yes |
| Accessibility | |||
| Adjustable Text Size | - | n/a | - |
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M4 (very compatible) |
Yes M3 (mostly compatible) |
| Multiple Languages | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes |
| Alerts | |||
| Extra Display | Yes | - | Yes |
| Connectivity | |||
| Bluetooth | Yes | Yes | - |
| USB |
Yes Mini-USB |
Yes |
Yes Mini-USB |
| Wi-Fi | - |
Yes 4 (802.11 a,b,g,n) |
- |
| Contacts | |||
| Picture ID | - | n/a | Yes |
| Ringer ID | - | n/a | Yes |
| Voice Dialing | - | n/a | Yes |
| Customization | |||
| Custom Graphics | Yes | n/a | Yes |
| Custom Ringtones | Yes | n/a | Yes |
| Real-Music Ringers | Yes | n/a | - |
| Data & Network | |||
| Data Tethering | - | n/a | Yes * |
| WAP / Web Browser | Yes | n/a | Yes * |
| Input | |||
| Predictive Text Entry | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
- |
| Memory | |||
| Memory Card Slot | Yes | Yes | - |
| Messaging | |||
| Email Client | - | n/a | - |
| EMS / Picture Messaging | Yes | n/a | Yes |
| Instant Messaging | - | n/a | - |
| MMS | Yes | n/a | Yes * |
| Text Messaging Templates | Yes | n/a | Yes |
| Music | |||
| FM Radio | Yes | - | - |
| Headphone Jack (3.5mm) | Yes | Yes | - |
| Music Player | Yes | n/a | - |
| Photo & Video | |||
| DLNA | - | Yes | - |
| Productivity | |||
| Alarm | Yes | n/a | Yes |
| Calculator | Yes | n/a | Yes |
| Calendar | Yes | n/a | Yes |
| Voice Memo | - | n/a | Yes |
| Software | |||
| BREW | - | n/a | Yes * |
| Games | Yes | n/a | Yes |
| Java (J2ME) | Yes | n/a | - |
| Voice | |||
| Headset Jack (2.5 mm) | - | n/a | Yes |
| Speaker Phone | Yes | Yes | Yes |
| * Some versions only | |||
| Motorola EM330 / EM28 | Samsung Galaxy Ring / Prevail 2 | Motorola W315 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola EM330 / EM28 | Samsung Galaxy Ring / Prevail 2 | Motorola W315 |
